<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Upload-Download example</title>
</head>
<body>
  <h1>file download</h1>
  <div>
    <button id="download">Download button</button>
  </div>
  <h1>
    file upload
  </h1>
  <form role="form" onsubmit="return false">
    <input id="file" type="file">
    <button id="upload">Upload button</button>
  </form>
  <script src="/__build__/upload-download.js"></script>
</body>
</html>